Height adjusting mechanism for an inlet valve

Abstract

A height adjusting mechanism for an inlet valve includes a valve body, and inlet pipe, a retaining member and an actuator. The inlet pipe is sleeved in the valve body and connected to the valve body; the retaining member is assembled in the valve body; and the actuator can drive the retaining member to move to make the valve body fixed to the inlet pipe or moved relatively to the inlet pipe in the axial direction. The actuator drives the retaining member to move in order to let the valve body and the inlet pipe to be fixed or moved relatively to each other in the axial direction. There is no need to rotate the valve body during adjusting process, and the float won't affect the tank wall when the water valve body is rotating.

What is claimed is: 
     
       1. A height adjusting mechanism for an inlet valve comprising:
 A valve body; 
 An inlet pipe, which is sleeved in the valve body and connected to the valve body; 
 A retaining member, is assembled to the valve body; and 
 An actuator, which can drive the retaining member to move between a first position and a second position, when in the first position, the retaining member makes the inlet pipe and the valve body fixed, when in the second position, the retaining member makes the valve body move relative to the inlet pipe in the axial direction; and 
 wherein the actuator can slide up and down in the valve body and is connected to the valve body, a driving groove is disposed at the lower end of the actuator to pass through the actuator inside and outside, the retaining member is disposed with a flange coupled to the driving groove; 
 wherein at least a row of outer teeth of spaced are disposed in the axial direction at the outer periphery of the inlet pipe; the at least an inner tooth coupled to the outer teeth is disposed at the inner periphery of the valve body or the retaining member, the valve body is fixed to the inlet pipe or moved relatively to the inlet pipe by the cooperation of the inner tooth and the outer teeth; 
 wherein the retaining member is rotatable and disposed in the valve body, the inner tooth is disposed at the inner periphery of the retaining member, the actuator slides up and down to drive the retaining member to rotate, making the inner tooth and the outer teeth engaged or separated; and 
 wherein the driving groove includes a lower limited groove parallel to the centre line of the inlet pipe and an inclined groove, the lower limited groove is connected to the bottom of the inclined groove. 
 
     
     
       2. A height adjusting mechanism for an inlet valve according to  claim 1 , wherein the retaining member further includes a limited block to prevent the actuator from moving in the axial direction, the limited block is fixed to the flange and situated in the exterior of the driving groove. 
     
     
       3. A height adjusting mechanism for an inlet valve according to  claim 2 , wherein the outer periphery of the valve body is disposed with a first longitudinal guiding rib, two sides of the first guiding rib are respectively disposed with a longitudinal guiding groove, the actuator is disposed with a front side and a back side of opposite to each other, the back side is disposed with two ribs of spaced, two ribs are respectively coupled to the two guiding grooves. 
     
     
       4. A height adjusting mechanism for an inlet valve according to  claim 2 , wherein further includes location components movably disposed at the lower end of the actuator, the location components include a location button and a first elastic piece, the location button is disposed with a location lock, the valve body or the first guiding rib is disposed with a location groove coupled to the location lock, a throughout hole is disposed at the upper end of the actuator for the location lock to pass through, the first elastic piece is withstood between the location button and the actuator. 
     
     
       5. A height adjusting mechanism for an inlet valve according to  claim 1 , wherein the outer periphery of the valve body is disposed with a first longitudinal guiding rib, two sides of the first guiding rib are respectively disposed with a longitudinal guiding groove, the actuator is disposed with a front side and a back side of opposite to each other, the back side is disposed with two ribs of spaced, two ribs are respectively coupled to the two guiding grooves. 
     
     
       6. A height adjusting mechanism for an inlet valve according to  claim 1 , wherein further includes location components movably disposed at the lower end of the actuator, the location components include a location button and a first elastic piece, the location button is disposed with a location lock, the valve body or the first guiding rib is disposed with a location groove coupled to the location lock, a throughout hole is disposed at the upper end of the actuator for the location lock to pass through, the first elastic piece is withstood between the location button and the actuator. 
     
     
       7. A height adjusting mechanism for an inlet valve according to  claim 1 , wherein a second elastic piece is disposed between the actuator and the valve body to make the actuator repositioned, one end of the second elastic piece is fixed to the valve body, while the other end is fixed to the actuator. 
     
     
       8. A height adjusting mechanism for an inlet valve comprising:
 A valve body; 
 An inlet pipe, which is sleeved in the valve body and connected to the valve body; 
 A retaining member, is assembled to the valve body; and 
 An actuator, which can drive the retaining member to move between a first position and a second position, when in the first position, the retaining member makes the inlet pipe and the valve body fixed, when in the second position, the retaining member makes the valve body move relative to the inlet pipe in the axial direction; and 
 wherein the actuator can slide up and down in the valve body and is connected to the valve body, a driving groove is disposed at the lower end of the actuator to pass through the actuator inside and outside, the retaining member is disposed with a flange coupled to the driving groove; 
 wherein at least a row of outer teeth of spaced are disposed in the axial direction at the outer periphery of the inlet pipe; the at least an inner tooth coupled to the outer teeth is disposed at the inner periphery of the valve body or the retaining member, the valve body is fixed to the inlet pipe or moved relatively to the inlet pipe by the cooperation of the inner tooth and the outer teeth; 
 wherein the retaining member is rotatable and disposed in the valve body, the inner tooth is disposed at the inner periphery of the retaining member, the actuator slides up and down to drive the retaining member to rotate, making the inner tooth and the outer teeth engaged or separated. 
 
     
     
       9. A height adjusting mechanism for an inlet valve according to  claim 8 , wherein the outer periphery of the valve body is disposed with a first longitudinal guiding rib, two sides of the first guiding rib are respectively disposed with a longitudinal guiding groove, the actuator is disposed with a front side and a back side of opposite to each other, the back side is disposed with two ribs of spaced, two ribs are respectively coupled to the two guiding grooves. 
     
     
       10. A height adjusting mechanism for an inlet valve according to  claim 8 , wherein further includes location components movably disposed at the lower end of the actuator, the location components include a location button and a first elastic piece, the location button is disposed with a location lock, the valve body or the first guiding rib is disposed with a location groove coupled to the location lock, a throughout hole is disposed at the upper end of the actuator for the location lock to pass through, the first elastic piece is withstood between the location button and the actuator. 
     
     
       11. A height adjusting mechanism for an inlet valve according to  claim 8 , wherein several first bumps are spaced disposed in an annular at the outer periphery of the lower end of the valve body, the annular groove is disposed at the inner periphery of the retaining member to couple to the first bumps, the retaining member is rotatable and connected to the valve body by the cooperation of the first bumps and the groove. 
     
     
       12. A height adjusting mechanism for an inlet valve according to  claim 11 , wherein the outer periphery of the valve body is disposed with a first longitudinal guiding rib, two sides of the first guiding rib are respectively disposed with a longitudinal guiding groove, the actuator is disposed with a front side and a back side of opposite to each other, the back side is disposed with two ribs of spaced, two ribs are respectively coupled to the two guiding grooves. 
     
     
       13. A height adjusting mechanism for an inlet valve according to  claim 11 , wherein further includes location components movably disposed at the lower end of the actuator, the location components include a location button and a first elastic piece, the location button is disposed with a location lock, the valve body or the first guiding rib is disposed with a location groove coupled to the location lock, a throughout hole is disposed at the upper end of the actuator for the location lock to pass through, the first elastic piece is withstood between the location button and the actuator. 
     
     
       14. A height adjusting mechanism for an inlet valve according to  claim 8  wherein further includes a float movably disposed in the valve body, the bottom surface and the top surface of the float are respectively disposed with an abdicating groove for the actuator; the actuator is rod shaped, the actuator passes through the abdicating groove and the upper end of the actuator is situated on the top of the float. 
     
     
       15. A height adjusting mechanism for an inlet valve according to  claim 14 , wherein the outer periphery of the valve body is disposed with a first longitudinal guiding rib, two sides of the first guiding rib are respectively disposed with a longitudinal guiding groove, the actuator is disposed with a front side and a back side of opposite to each other, the back side is disposed with two ribs of spaced, two ribs are respectively coupled to the two guiding grooves.